小儿血管瘤大多数是成熟的血管瘤。如毛细血管瘤、海绵状血管瘤、蔓状血管瘤等等,属于良性肿瘤。但也有少数是未成熟的血管瘤,其多数是恶性的。文献罕有报导,我院12年来收治经手术和病理证实的小儿未成熟血管瘤5例,占同时期小儿血管瘤60例中的8.3％,现报导与讨论如下: 临床资料 Pediatric hemangiomas are mostly mature hemangiomas. Such as capillary hemangioma, cavernous hemangioma, vascular hemangioma, etc., are benign tumors. But a few are immature hemangiomas, the majority of which are malignant. Literature rarely reported in our hospital for 12 years admitted to surgery and pathology confirmed immature hemangiomas in 5 cases, accounting for the same period in children with hemangiomas in 8.3%, 60 are reported and discussed as follows: Clinical data